Hey Costa Del Mar owners! If your Rincon 06S9018 sunglasses need some love, these Raydi replacement lenses are exactly what you're looking for. Seriously, they're not just any lenses - they're specifically designed to fit your Costa Del Mar Rincon model perfectly (double-check that model number though, because they only work with 06S9018). Made from tough polycarbonate material that's optically corrected for super clear vision without that dizzy feeling some cheap lenses give you. They block 100% of UV rays and cut through 99% of glare, making everything look sharper and more vibrant while keeping your eyes comfortable. The double-sided coating makes them extra scratch-resistant, and they're actually more durable and lightweight than traditional Tri Acetate Cellulose lenses. Designed in the USA and tested in Germany, these lenses meet high impact resistance standards. Plus, you get 60 days to try them risk-free - if they're not perfect, just contact customer service for a full refund. It's like giving your favorite sunglasses a complete vision upgrade without buying a whole new pair!